19 books
Lectures on the Logic of Arithmetic (Classic Reprint)
Lectures on the Logic of Arithmetic (Large Text Classic Reprint)
Symbolical Methods of Study (Classic Reprint)
Philosophy Fun of Algebra (Classic Reprint)
The Forging of Passion Into Power (Classic Reprint)
The Preparation of the Child for Science (Classic Reprint)
The Message of Psychic Science to the World - Scholar's Choice Edition
The Mathematical Psychology of Gratry and Boole - Scholar's Choice Edition
Symbolical Methods of Study
Logic Taught by Love
The Preparation of the Child for Science...
The Mathematical Psychology of Gratry and Boole, Translated from the Language of the Higher Calculus
The Forging Of Passion Into Power
Some Master Keys of the Science of Notation
The Message of Psychic Science to the World
The Mathematical Psychology of Gratry and Boole; Translated from the Language of the Higher Calculus Into That of Elementary Geometry
The Mathematical Psychology of Gratry and Boole
Philosophy & Fun of Algebra
Lectures On The Logic Of Arithmetic
